Lennox 11W48 Transformer (Input Choke)

The White-Rodgers F89-0062 is a professional-grade 1/2-inch NPT immersion well engineered for direct mount to control applications in high-demand hydronic heating systems

Exact OEM Match: Direct replacement for HH18HC069 and HH18HC069A

The 8040C5CSA-24V comes with a NEMA 1 enclosure

and Arcoaire equipment

Lochinvar & A.O. Smith 100288430 Switch 321142-301 Lennox 11W48 Transformer (Input Choke)The Lochinvar & A. O. Smith 100288430 Low Air Pressure Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a veteran technician knows, this normally open switch is calibrated to a precise 0. 75" water column (W. C.) set point. It serves as the primary "proof of airflow" for the inducer motor, ensuring that the combustion blower is creating sufficient negative pressure to safely evacuate flue